on cutting taxes, even for the rich, the tone, different. during the primary -- >> i said today, we're going to cut taxes on everyone, across the country, by 20%. including the top 1%. >> reporter: last night? >> i will not reduce the share paid by high income individuals. i know that you and your running mate keep saying that and i know it's a popular thing to say with a lot of people, but it's just not the case. >> reporter: but on those regulations, dodd-frank, the new rules meant to prevent another financial collapse, romney often simply says -- >> i've got other things to do. we've got to repeal dodd-frank. >> reporter: but last night? >> you have to have regulation and there's some parts of dodd-frank that make all the sense in the world. >> reporter: and on the president's health care law, romney usually simply says this. >> if your priority is jobs, you got to get rid of obama care, and i will. >> reporter: but last night, when asked what he would replace it with? >> in fact, i do have a plan that deals with people with pre-existing